/
ReactFizzHostConfigNode.js
48 lines (38 loc) · 1.25 KB
/
ReactFizzHostConfigNode.js
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/**
* Copyright (c) Facebook, Inc. and its affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*
* @flow
*/
import type {Writable} from 'stream';
type MightBeFlushable = {flush?: () => void};
export type Destination = Writable & MightBeFlushable;
export function scheduleWork(callback: () => void) {
setImmediate(callback);
}
export function flushBuffered(destination: Destination) {
// If we don't have any more data to send right now.
// Flush whatever is in the buffer to the wire.
if (typeof destination.flush === 'function') {
// By convention the Zlib streams provide a flush function for this purpose.
destination.flush();
}
}
export function beginWriting(destination: Destination) {
destination.cork();
}
export function writeChunk(destination: Destination, buffer: Uint8Array) {
let nodeBuffer = ((buffer: any): Buffer); // close enough
destination.write(nodeBuffer);
}
export function completeWriting(destination: Destination) {
destination.uncork();
}
export function close(destination: Destination) {
destination.end();
}
export function convertStringToBuffer(content: string): Uint8Array {
return Buffer.from(content, 'utf8');
}